FAQs

Yes, FAS Fire Door Intumescent Acrylic Sealant offers acoustic performance with sound reduction capabilities of up to 55dB Rw. In addition to providing a fire-resistant seal around joints, gaps and fire door installations, the sealant can help reduce the transmission of airborne sound through openings in walls and building elements. For full acoustic test data, installation guidance and certified performance information, please refer to the product datasheet.

Yes, FAS Fire Door Intumescent Acrylic Sealant can be used in applications where smoke control is required. The sealant has smoke leakage test evidence in accordance with BS EN 1634-3: 2004, demonstrating its suitability for use as part of a tested fire and smoke sealing system. In addition to providing fire resistance, the sealant helps maintain the integrity of compartmentation by restricting the passage of smoke through joints and perimeter gaps. Always refer to the relevant certification, test evidence and installation guidance to ensure suitability for your specific application.

FAS Fire Door Foam™ is a fire-rated expanding foam designed to simplify fire door installation and fire-stopping applications. Compared to traditional stone mineral fibre wool, it offers a quicker and more cost-effective installation method, helping to reduce labour time and overall project costs. When used with FAS Fire Door Intumescent Acrylic Sealant, it forms part of a tested fire door sealing system for perimeter gap sealing around fire door frames.

FAS Fire Door Silicone Sealant has been fire tested to provide up to 60 minutes of fire resistance when used in timber fire doors and timber glazed screens. The sealant has been tested in accordance with BS 476: Part 22: 1987 and BS EN 1634-1, demonstrating its suitability for use as part of a tested fire door sealing system. Always refer to the relevant certification, fire test evidence and installation guidance to ensure the product is suitable for your specific fire door or glazing application.

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FAS Fire Door Silicone Sealant can be used to seal gaps up to 30mm wide when installed as part of a tested FD60 fire door sealing system in conjunction with FAS Fire Door Foam™ or stone mineral fibre wool. The suitability of the sealant for other gap sizes, fire ratings and installation configurations will depend on the specific application and tested system. For guidance on alternative applications, please contact our technical team for advice and supporting test evidence.

No, FAS Fire Door Silicone Sealant does not require specialist packers or fixings. The sealant has been tested as part of a fire door sealing system using FAS Fire Door Foam™, plastic packers and standard screw fixings. Timber packers may also be used where required. Always ensure installation is carried out in accordance with the relevant fire test evidence, certification and installation guidance for the specific fire door assembly.

FAS Fire Door Intumescent Acrylic Sealant can be used to seal gaps up to 5mm wide without a backing material. For larger gaps, the sealant has been tested for use in gaps up to 25mm wide when installed in conjunction with FAS Fire Door Foam™ or stone mineral fibre wool as part of a tested fire door sealing system. Always refer to the relevant fire test evidence, certification and installation guidance to ensure the correct sealing method is used for your specific fire door application.

No, FAS Fire Door Intumescent Acrylic Sealant does not require specialist packers or fixings. The sealant has been specifically tested as part of a fire door sealing system in conjunction with FAS Fire Door Foam™, plastic packers and standard screw fixings. Timber packers and MDF packers may also be used where required. Always ensure installation is carried out in accordance with the relevant fire test evidence, certification and installation guidance to maintain the fire and smoke performance of the door assembly.

Yes, architraves can be installed over FAS Fire Door Intumescent Acrylic Sealant where required. However, architraves are optional, as the sealant has been successfully fire tested both with and without architraves as part of a tested fire door sealing system. This provides flexibility when sealing perimeter gaps around fire door frames whilst maintaining the tested fire performance of the installation. Always follow the relevant installation guidance, certification and fire test evidence for the specific fire door assembly.